# 天天向上第三问

dayup = 1.0
dayfactor = 0.01

for i in range(365):
    if i % 7 in [6, 0]:
        dayup = dayup * (1 - dayfactor)
    else:
        dayup = dayup *(1 + dayfactor)

print("工作日的力量:{:.2f}".format(dayup))